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                                        vue中websocket用法及封装 |
                                            
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      vue中websocket用法及封装
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        <a href="/2019/08/07/vue中websocket用法及封装/" class="article-date">
  <time datetime="2019-08-07T09:31:46.734Z" itemprop="datePublished">2019-08-07</time>
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    <a class="article-category-link" href="/categories/技术/">技术</a>
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        <h4 id="1-先下载"><a href="#1-先下载" class="headerlink" title="1.先下载"></a>1.先下载</h4><figure class="highlight bash"><table><tr><td class="gutter"><pre><span class="line">1</span><br></pre></td><td class="code"><pre><span class="line">cnpm install vue-socket.io --save-dev</span><br></pre></td></tr></table></figure>

<a id="more"></a>
<h4 id="2-在src文件夹里面新建lib文件夹，在lib文件夹里面新建socket-js"><a href="#2-在src文件夹里面新建lib文件夹，在lib文件夹里面新建socket-js" class="headerlink" title="2.在src文件夹里面新建lib文件夹，在lib文件夹里面新建socket.js"></a>2.在src文件夹里面新建lib文件夹，在lib文件夹里面新建socket.js</h4><figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br><span class="line">19</span><br><span class="line">20</span><br><span class="line">21</span><br><span class="line">22</span><br><span class="line">23</span><br><span class="line">24</span><br><span class="line">25</span><br><span class="line">26</span><br><span class="line">27</span><br><span class="line">28</span><br><span class="line">29</span><br><span class="line">30</span><br><span class="line">31</span><br><span class="line">32</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">import</span> Vue <span class="keyword">from</span> <span class="string">'vue'</span></span><br><span class="line"><span class="keyword">import</span> VueSocketIO <span class="keyword">from</span> <span class="string">'vue-socket.io'</span></span><br><span class="line"><span class="keyword">import</span> axios <span class="keyword">from</span> <span class="string">'axios'</span>;</span><br><span class="line"></span><br><span class="line"></span><br><span class="line"><span class="keyword">var</span> a;</span><br><span class="line"><span class="keyword">var</span> wesocket = &#123;</span><br><span class="line">    debug: <span class="literal">true</span>,</span><br><span class="line">    connection: <span class="string">""</span>,</span><br><span class="line">    vuex: &#123;&#125;</span><br><span class="line">&#125;</span><br><span class="line"></span><br><span class="line"></span><br><span class="line"><span class="comment">//ajax请求接口返回websocket连接</span></span><br><span class="line">axios(&#123;</span><br><span class="line">    method: <span class="string">'GET'</span>,</span><br><span class="line">    url: <span class="string">'http://192.168.0.110:8091/api/getpushurl'</span>,</span><br><span class="line">    headers: &#123;</span><br><span class="line">        <span class="string">'Content-Type'</span>: <span class="string">'application/json'</span></span><br><span class="line">    &#125;,</span><br><span class="line">&#125;).then(<span class="function"><span class="keyword">function</span>(<span class="params">response</span>) </span>&#123;</span><br><span class="line"></span><br><span class="line">    wesocket.connection = response.data + <span class="string">'/price'</span>;</span><br><span class="line">    <span class="keyword">if</span> (wesocket.connection != <span class="string">""</span>) &#123;</span><br><span class="line">        Vue.use(<span class="keyword">new</span> VueSocketIO(wesocket))</span><br><span class="line"></span><br><span class="line">    &#125;</span><br><span class="line"></span><br><span class="line">    <span class="built_in">console</span>.log(response.data)</span><br><span class="line"></span><br><span class="line">&#125;);</span><br><span class="line"><span class="keyword">export</span> <span class="keyword">default</span> a;</span><br></pre></td></tr></table></figure>

<h4 id="3-在main-js引入"><a href="#3-在main-js引入" class="headerlink" title="3.在main.js引入"></a>3.在main.js引入</h4><figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br></pre></td><td class="code"><pre><span class="line"><span class="keyword">import</span> VueSocketIO <span class="keyword">from</span> <span class="string">'./lib/socket'</span></span><br><span class="line"></span><br><span class="line"><span class="keyword">new</span> Vue(&#123;</span><br><span class="line">    el: <span class="string">'#app'</span>,</span><br><span class="line">    VueSocketIO,</span><br><span class="line">    components: &#123;</span><br><span class="line">        App</span><br><span class="line">    &#125;,</span><br><span class="line">    template: <span class="string">'&lt;App/&gt;'</span></span><br><span class="line">&#125;)</span><br></pre></td></tr></table></figure>

<h4 id="4-在组件中的用法"><a href="#4-在组件中的用法" class="headerlink" title="4.在组件中的用法"></a>4.在组件中的用法</h4><figure class="highlight js"><table><tr><td class="gutter"><pre><span class="line">1</span><br><span class="line">2</span><br><span class="line">3</span><br><span class="line">4</span><br><span class="line">5</span><br><span class="line">6</span><br><span class="line">7</span><br><span class="line">8</span><br><span class="line">9</span><br><span class="line">10</span><br><span class="line">11</span><br><span class="line">12</span><br><span class="line">13</span><br><span class="line">14</span><br><span class="line">15</span><br><span class="line">16</span><br><span class="line">17</span><br><span class="line">18</span><br></pre></td><td class="code"><pre><span class="line"><span class="comment">//跟methods同级 </span></span><br><span class="line">sockets: &#123;</span><br><span class="line">    connect() &#123;</span><br><span class="line">      <span class="keyword">this</span>.id = <span class="keyword">this</span>.$socket.id;</span><br><span class="line">      <span class="comment">// this.$socket.emit("sendMessageToServer", "0025520"); //监听connect事件</span></span><br><span class="line">    &#125;,</span><br><span class="line">    servermessage(data) &#123;</span><br><span class="line">      <span class="comment">// 监听message事件，方法是后台定义和提供的</span></span><br><span class="line">      <span class="built_in">console</span>.log(data);</span><br><span class="line">    &#125;</span><br><span class="line">  &#125;,</span><br><span class="line"> methods: &#123;</span><br><span class="line">    <span class="comment">// websocket</span></span><br><span class="line">    clickButton: <span class="function"><span class="keyword">function</span>(<span class="params">val</span>) </span>&#123;</span><br><span class="line">      <span class="comment">//添加按钮事件向服务端发送数据</span></span><br><span class="line">      <span class="keyword">this</span>.$socket.emit(<span class="string">"sendMessageToServer"</span>, val);</span><br><span class="line">    &#125;,</span><br><span class="line">   &#125;</span><br></pre></td></tr></table></figure>

<p><a href="https://blog.csdn.net/qq_34089503/article/details/85037258" target="_blank" rel="noopener">参考链接vue</a></p>
<p><a href="https://blog.csdn.net/xxg1209535639/article/details/78863292" target="_blank" rel="noopener">参考链接ws</a></p>
<p><a href="https://www.npmjs.com/package/vue-socket-io" target="_blank" rel="noopener">参考链接NPM</a></p>

      
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